Date Submission
 
 
All data must be submitted within 7 days from date of receipt sample or initiation date as per IQLAP Scheme whichever is earlier. All data will be required to produce by hard copy with photograph whenever necessary, broken or tested samples have to be returned along with the results.
 

First time in India, quantitative and simultaneous PT schemes in corrosion, metallography, wet chemical analysis for various test parameters in metals and alloys.

A.1 Corrosion        
PT Scheme Type of scheme Scheme No Analytes Test Method
Grain size & Inter granular corrosion Carbide size, IGC A

Simultaneous & quantitative

DMS/Corr./1 /20

Austenite grain size, end grain pittingfraction & microstructure

ASTM A262 Pr. A
ISO method

Corr. 1        
         
Inter granular corrosion Methed B, IGC B Simultaneous & quantitative DMS/Corr./2 /20 Loss of Weight ASTM A262 Pr. B
ISO method
Corr. 2        
         
Detecting detrimental intermetallic phase
A923 Method C
Simultaneous & quantitative DMS/Corr./3 /20 Loss of Weight ASTM A923 Method C ISO method
Corr. 3        
         
Ferric chloride pitting test, G48, Method A Simultaneous & quantitative DMS/Corr./4 /20 Loss of Weight ASTM G48
Method A-72 hrs
Corr. 4        
 
 
NB :Metallographically polished Proficiency Testing sample will be provided
A.2 Metallography        
PT Scheme Type of scheme Scheme No Analytes Test Method
Grain size
Carbide size, Met 1

Simultaneous & quantitative

DMS/Met./1 /20

Ferrite Grain Size

ASTM E112, Is 4748, ISO method

         
%Ferrite & Pearlite Carbon steel, normalized
Met2
Simultaneous & quantitative DMS/Met./2 /20 Vol. fraction ferrite & pearlite ASTM E562 ASM Vol.9 ISO method
         
%Ferrite & Pearlite Alloy steel Annealed, Met 3 Simultaneous & quantitative DMS/Met./3 /20 Vol. fraction ferrite & pearlite ASTM E562 ASM Vol. 9 ISO method
         
%Micro Structure Stainless steel, Met 4 Simultaneous & quantitative DMS/Met./4 /20 Grain Size Microstructure ASTM E562, E112 ASM Vol. 9 ISO method
         
%Tempered martensite Martensitic stainless steel,
Met 5
Simultaneous & quantitative DMS/Met./5 /20 Vol. fraction tempered martensite ASTM E562 ASM Vol.9 ISO method
 
A.2.1 Metallography        
PT Scheme Type of scheme Scheme No Analytes Test Method
% Delta ferrite Duplex stainless steel Met 6

Simultaneous & quantitative

DMS/Met./6/20

Vol. fraction delta ferrite

ASTM A800 ASTM E562 ISO method

         
Case depth Carburized, Met 7 Simultaneous & quantitative DMS/Met./7 /20 Depth@550HV1, mm IS 6416 SAE, ISO method
         
Case depth Nitriding, Met 8 Simultaneous & quantitative DMS/Met./8/20 Depth@511HV1, mm IS 6416 SAE, ISO method
         
 
NB : Machined and metallographically polised Proficiency Testing sample will be provided
 
B Mechanical Properties      
PT Scheme Type of scheme Scheme No Analytes Test Method
Tensile properties Heart treated alloy steel Mech 1

Simultaneous & quantitative

DMS/Mech/1/20

0.2% offset yield or 0.2%proof stress UTS, %EL & % RA

ASTM E8, ASTM A370 ISO6892-1, IS1608

         
Tensile properties Structural Steel Mech 7 Simultaneous & quantitative DMS/Mech/7 /20 Upper & lower yield UTS, % EL & % RA ASTME8 ISO 6892-1, IS1608
         
Tensile properties Stainless steel Mech 8 Simultaneous & quantitative DMS/Mech/8/20 0.2%offset yield or 0.2% proof stress UTS, %EL & %RA ASTME8 IS06892-1, IS1608
         
Tensile Properties Martenstic stainless Steel Mech 9 Simultaneous & quantitative DMS/Mech/9/20 0.2%offset yield or 0.2% proof stress UTS, %EL & %RA ASTME8 IS06892-1, IS1608
         
Tensile properties Duplex stainless Steel Mech 10 Simultaneous & quantitative DMS/Mech/10/20 0.2%offset yield or 0.2% proof stress UTS, %EL & %RA ASTME8 IS06892-1, IS1608
 
 
B Mechanical Properties      
PT Scheme Type of scheme Scheme No Analytes Test Method
Charphy impact, CVN 30-150J, RT Mech 2

Simultaneous & quantitative

DMS/Mech/2/20

Charpy Impact absorbed energy

ASTM E23, A370 IS0148-1, IS1757

         
Rockwell Hardness 35-65C scale-steel Mech 3 Simultaneous & quantitative DMS/Mech/3 /20 Rockwell Hardness HRC ASTM E18, IS1568,ISO 6508-1,
         
Rockwell hardness 80-95B scale-steel Mech 4 Simultaneous & quantitative DMS/Mech/4/20 Rockwell Hardness HRBW ASTM E18, IS1568, ISO 6508-1
         
Brinell Hardness No 2.5/187.5 steel 350-450 HBW Mech 5 Simultaneous & quantitative DMS/Mech/5/20 Brinell Hardness No HBW ASTM E10, IS1500, ISO 6506-1
         
Vickers Hardness Steel 350-750 VPN – Hv10 Mech 6 Simultaneous & quantitative DMS/Mech/6/20 Vickers hardness number HV10 ASTM E92, IS1501,ISO 6507-1
         
Vickers Hardness Steel 350-700 VPN – HV5 Mech 11 Simultaneous & quantitative DMS/Mech/7/20 Vickers hardness number HV5 ASTM E92, IS1501, ISO 6507-1
         
Vickers Hardness Steel 550-650 VPN - HV30 Mech 12 Simultaneous & quantitative DMS/Mech/12/20 Vickers hardness number HV30 ASTM E92, IS1501, ISO 6507-1
         
Vickers Hardness Steel 400-800 VPN – HV1 Mech 13 Simultaneous & quantitative DMS/Mech/13/20 Vickers hardness number HV1 ASTM E92 &E384 IS1501, ISO 6507-1
         
Vickers Hardness Steel 400-750 VPN – HV0.5 Mech 14 Simultaneous & quantitative DMS/Mech/14/20 Vickers hardness number HV0.5 ASTM E92 &E384 IS1501, ISO 6507-1
         
Vickers Hardness Steel 375-750 VPN – HV0.2 Mech 15 Simultaneous & quantitative DMS/Mech/15/20 Vickers hardness number HV0.2 ASTM E92 &E384 IS1501, ISO 6507-1
         
Vickers Hardness Steel 450-600 VPN – HV0.1 Mech 16 Simultaneous & quantitative DMS/Mech/16/20 Vickers hardness number HV0.1 ASTM E92 &E384 IS1501, ISO 6507-1
 
 
C Group Chemical analysis; wet chemical and spark optical emission spectroscopy    
PT Scheme Type of scheme Scheme No Analytes Test Method
Wet chemical analysis low alloy steel Chem 1

Simultaneous & quantitative

DMS/Chem /1/20

C, Mn,Si, S, Cr,Ni, Mo

IS228, ASTM E350 or any validated method

         
Wet chemical analysis high alloy steel Chem 2 Simultaneous & quantitative DMS/Chem /2/20 C, Mn,Si, S, Cr,Ni, Mo IS228, ASTM E350 or any validated method
         
Spark OES Carburizing grade Chem 3 Simultaneous & quantitative DMS/Chem /3/20 C, Mn,Si, S, Cr,Ni, Mo ASTM E415,IS8811 or any steel validated method
         
Spark OES Nitriding grade Chem 4 Simultaneous & quantitative DMS/Chem /4/20 C, Mn,Si, S, Cr,Ni, Mo ASTM E415,IS8811 or any steel validated method
         
Vickers Hardness Steel 350-750 VPN – Hv10 Mech 6 Simultaneous & quantitative DMS/Chem /5/20 C, Mn,Si, S, Cr,Ni, Mo ASTM E415,IS8811 or any steel validated method
         
Spark OES Martensitic stainless Chem 6 Simultaneous & quantitative DMS/Chem /6/20 C, Mn,Si, S,P, Cr,Ni,Mo ASTM E415,IS8811 or any steel validated method
         
Spark OES Copper alloy, NAB Chem 7 Simultaneous & quantitative DMS/Chem /7/20 Al,Cu,Fe,Ni,Mn,Sn,Si, Sb,Pb,Zn,P BS EN15079 or any validated method
         
Spark OES Copper alloy Al bronze Chem 8 Simultaneous & quantitative DMS/Chem /8/20 Al,Cu,Fe,Ni,Mn,Sn,Si, Sb,Pb,Zn,P BS EN15079 or any validated method
         
Spark OES Al alloy , Al-Mg-Si-Fe Chem 9 Simultaneous & quantitative DMS/Chem /9/20 Al,Cu,Mg,Si,Ti,Zn , Fe,Cr ASTM E1251,IS11035 or any method
         
Spark OES Ni alloy, Hastealloy Chem 10 Simultaneous & quantitative DMS/Chem /10/20 Ni,Cu,Fe,Al,V,Co, W,Cr,Mo,Nb Any validated method
 
 
 
 
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